1222252055344 has 40 divisors (see below), whose sum is σ = 2372153105520. Its totient is φ = 610083871488.

The previous prime is 1222252055333. The next prime is 1222252055363. The reversal of 1222252055344 is 4435502522221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96713794 + ... + 96726430.

It is an arithmetic number, because the mean of its divisors is an integer number (59303827638).

Almost surely, 2^{1222252055344} is an apocalyptic number.

It is an amenable number.

1222252055344 is a deficient number, since it is larger than the sum of its proper divisors (1149901050176).

1222252055344 is a wasteful number, since it uses less digits than its factorization.

1222252055344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22477 (or 22471 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 1222252055344 its reverse (4435502522221), we get a palindrome (5657754577565).

The spelling of 1222252055344 in words is "one trillion, two hundred twenty-two billion, two hundred fifty-two million, fifty-five thousand, three hundred forty-four".